Ultra efficient solar cell

Researchers at Ben-Gurion University of the Negev (BGU) have developed a radically new design for a concentrator solar cell that, when irradiated from the side, generates solar conversion efficiencies which rival, and may eventually surpass, the most ultra-efficient photovoltaics.

Read more at: http://phys.org/news/2012-11-team-side-illuminated-ultra-efficient-solar-cell.html#jCp